MESON Chess Problem Database
Problem Display
PID: 108562 (2KN4/3N1p2/1p1k2n1/nR6/2p4B/1p2R1Pp/pr4r1/Q6B w - - 0 1)
Kapros, Jorge Marcelo
Boletim da UBP, 1987
#2
9 + 11
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rb1
- 2.Qd4#
- 2.Qf6#
- 1...Rbc2
- 2.Qd4#
- 2.Qf6#
- 1...Rbd2
- 2.Qf6#
- 1...Rbe2
- 2.Qd4#
- 2.Qf6#
- 1...Rbf2
- 2.Qd4#
- 1...Rg1
- 2.Sxf7#
- 2.Rd5#
- 1...Rgc2
- 2.Sxf7#
- 2.Rd5#
- 1...Rgd2
- 2.Sxf7#
- 1...Rge2
- 2.Sxf7#
- 2.Rd5#
- 1...Rgf2
- 2.Rd5#
- 1...Rh2
- 2.Sxf7#
- 2.Rd5#
- 1...Rxg3
- 2.Sxf7#
- 2.Rd5#
- 1...Sc6
- 2.Sb7#
- 2.Sxf7#
- 1...Sf4
- 2.Be7#
- 1...Se7+
- 2.Bxe7#
- 1...Sf8
- 2.Be7#
- 1...Sh8
- 2.Be7#
- 1...c3
- 2.Rd3#
- 1...f5
- 2.Re6#
- 1...f6
- 2.Re6#
- 1...Rb1
- Tries
- 1.Sf6?
- threat
- 2.Se4#
- 2.Se8#
- 2.Rd5#
- 1...Sxh4
- 2.Se8#
- 2.Rd5#
- 1...Se5
- 2.Se4#
- 2.Se8#
- 1...Rbd2
- 2.Se4#
- 2.Se8#
- 1...Rgd2
- 2.Se4#
- 2.Se8#
- 2.Sxf7#
- 1...Sf4
- 2.Se4#
- 2.Se8#
- 1...Se7+!
- threat
- 1.Sb8?
- threat
- 2.Sxf7#
- 1...Se7+
- 2.Bxe7#
- 1...Rbf2
- 2.Qd4#
- 1...Rgf2
- 2.Rd5#
- 1...Sh8
- 2.Be7#
- 1...f5
- 2.Sf7#
- 2.Re6#
- 1...f6
- 2.Sf7#
- 2.Re6#
- 1...Se5!
- threat
- 1.Bxg2?
- threat
- 2.Sxf7#
- 2.Rd5#
- 1...Se7+
- 2.Bxe7#
- 1...Rxg2
- 2.Qd4#
- 2.Qf6#
- 1...Rd2
- 2.Sxf7#
- 2.Qf6#
- 1...Rf2
- 2.Rd5#
- 2.Qd4#
- 1...Sf4
- 2.Sxf7#
- 2.Be7#
- 1...Se5
- 2.Rd5#
- 1...Sh8
- 2.Be7#
- 2.Rd5#
- 1...f5
- 2.Sf7#
- 2.Re6#
- 2.Rd5#
- 1...f6
- 2.Sf7#
- 2.Re6#
- 2.Rd5#
- 1...hxg2!
- threat
- 1.Qxb2?
- threat
- 2.Qa3#
- 2.Qd4#
- 2.Qf6#
- 1...Se7+
- 2.Bxe7#
- 1...Rxb2
- 2.Sxf7#
- 2.Rd5#
- 1...a1B
- 2.Qa3#
- 1...a1R
- 2.Qd4#
- 2.Qf6#
- 1...Se5
- 2.Qa3#
- 2.Qd4#
- 2.Qxe5#
- 1...Rd2
- 2.Sxf7#
- 2.Qa3#
- 2.Qf6#
- 2.Qxd2#
- 1...Rf2
- 2.Rd5#
- 2.Qa3#
- 2.Qd4#
- 1...Sc6
- 2.Sb7#
- 2.Sxf7#
- 2.Qf6#
- 1...Sb7
- 2.Qd4#
- 2.Qf6#
- 1...Sf4
- 2.Be7#
- 2.Qa3#
- 2.Qe5#
- 1...Sf8
- 2.Be7#
- 2.Qa3#
- 2.Qd4#
- 2.Qe5#
- 1...c3
- 2.Rd3#
- 2.Qa3#
- 1...f6
- 2.Re6#
- 2.Qa3#
- 2.Qd4#
- 2.Qxf6#
- 1...a1Q!
- threat
- 1.Qd1+?
- 1...Rgd2
- 2.Sxf7#
- 1...Rbd2!
- 1...Rgd2
- 1.Qf1?
- threat
- 2.Qf6#
- 1...Se7+
- 2.Bxe7#
- 1...Rgf2
- 2.Rd5#
- 1...Sf4
- 2.Be7#
- 2.Qxf4#
- 1...Sf8
- 2.Be7#
- 2.Qf4#
- 1...f5
- 2.Re6#
- 1...f6
- 2.Re6#
- 2.Qxf6#
- 1...Rbf2!
- threat
- 1.Sf6?
- Keys
- 1.Sxb6!
- threat
- 2.Rd5#
- 1...Se7+
- 2.Bxe7#
- 1...Rbd2
- 2.Qf6#
- 1...Rgd2
- 2.Sxf7#
- 1...Sf4
- 2.Be7#
- threat
- 1.Sxb6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 7
- Sets
- R(b);OGATE::QAR2(A)
- R(c);::S(I),XP(k)
- R(c);::R1(F)
- S(j);N_GUARD::B(E)
- S(j);CHECK,N_GUARD::B(E),XS(j)
- P(f);N_GUARD::R(C)
- P(k);N_GUARD::R1(C)
- Tries
- Try
- S(G);
- Threat
- DUALS(3)
- Refutation
- S(j);CHECK
- Try
- S(G);
- Threat
- S(I),XP(k)
- Vars
- S(j);CHECK,N_GUARD::B(E),XS(j)
- R(b);OGATE::QAR2(A)
- R(c);::R1(F)
- S(j);N_GUARD::B(E)
- Refutation
- S(j);
- Try
- B(B);XR(c)
- Threat
- DUALS(2)
- Vars
- S(j);CHECK,N_GUARD::B(E),XS(j)
- S(j);::R1(F)
- Refutation
- P(e);XB(B)
- Try
- Q(A);XR(b)
- Threat
- DUALS(3)
- Vars
- S(j);CHECK,N_GUARD::B(E),XS(j)
- P(a);::QAB(A)
- Refutation
- P(a);
- Try
- Q(A);CHECK
- Vars
- R(c);P_SPINR(c)::S(I),XP(k)
- Refutation
- R(b);P_SPINR(b)
- Try
- Q(A);
- Threat
- QAR2(A)
- Vars
- S(j);CHECK,N_GUARD::B(E),XS(j)
- R(c);::R1(F)
- P(k);N_GUARD::R1(C)
- Refutation
- R(b);
- Try
- Actual
- S(G);XP(h)
- Threat
- R1(F)
- Vars
- S(j);CHECK,N_GUARD::B(E),XS(j)
- R(b);OGATE::QAR2(A)
- R(c);::S(I),XP(k)
- S(j);N_GUARD::B(E)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
CSS/Javascript (jQuery, Bootstrap & DataTables).